body {
    font-family: 'Segoe UI', 'Roboto', Arial, sans-serif;
    background: #f9f9fa;
    color: #232323;
    margin: 0;
    padding: 0;
}

header {
    background: #232323;
    color: #fff;
    padding: 40px 0 20px 0;
    text-align: center;
    border-bottom: 4px solid #FF6600;
}
header h1 {
    margin: 0 0 10px 0;
    font-size: 2.2em;
}
header .nav-link {
    color: #FF6600;
    font-weight: bold;
    text-decoration: none;
}
header .nav-link:hover {
    text-decoration: underline;
}

main {
    max-width: 820px;
    margin: 30px auto 40px auto;
    padding: 30px 20px 40px 20px;
    background: #fff;
    border-radius: 20px;
    box-shadow: 0 6px 30px 0 rgba(60,60,70,0.08);
}

.article-date {
    color: #888;
    font-size: 1em;
    margin-bottom: 20px;
    font-style: italic;
}

.article-image-container {
    text-align: center;
    margin: 30px 0 25px 0;
}
.article-image-container img {
    border-radius: 18px;
    box-shadow: 0 3px 16px rgba(60,60,70,0.12);
    max-width: 100%;
    max-height: 340px;
    object-fit: cover;
    background: #f3f3f3;
}

.article-content .intro {
    background: #FFF4E8;
    border-left: 5px solid #FF6600;
    padding: 18px 22px;
    margin-bottom: 28px;
    border-radius: 7px;
    font-size: 1.17em;
    color: #444;
    font-weight: 500;
}

/* Sommaire */
.sommaire {
    background: #FAFAFA;
    border: 1px solid #eee;
    border-radius: 12px;
    margin-bottom: 32px;
    padding: 20px 26px;
    box-shadow: 0 1px 8px rgba(255,102,0,0.05);
}
.sommaire h2 {
    margin-top: 0;
    color: #FF6600;
    font-size: 1.25em;
    margin-bottom: 15px;
    letter-spacing: 1px;
}
.sommaire ul {
    padding-left: 0;
    list-style: none;
    margin: 0;
}
.sommaire ul li {
    margin: 11px 0;
}
.sommaire ul li a {
    text-decoration: none;
    color: #232323;
    background: #FFF4E8;
    border-left: 3px solid #FF6600;
    padding: 8px 16px;
    border-radius: 4px;
    font-weight: 500;
    transition: background .2s;
    display: block;
}
.sommaire ul li a:hover {
    background: #FFD6B8;
    color: #FF6600;
}

/* Titres */
.article-content h2 {
    margin-top: 36px;
    margin-bottom: 18px;
    color: #FF6600;
    font-size: 1.4em;
    border-bottom: 1px solid #FFE3D0;
    padding-bottom: 5px;
}
.article-content h3 {
    margin-top: 22px;
    margin-bottom: 8px;
    color: #232323;
    font-size: 1.15em;
}

.article-content p, .article-content ul, .article-content ol {
    margin-bottom: 18px;
    line-height: 1.7;
}

/* FAQ accordéon */
.faq-block {
    background: #F7F8FC;
    border-radius: 12px;
    margin: 30px 0 0 0;
    padding: 20px 24px;
    box-shadow: 0 2px 9px rgba(60,60,70,0.06);
}
.faq-block h3 {
    margin-bottom: 8px;
    color: #FF6600;
}
.faq-block p {
    margin-top: 0;
}

/* Tags */
.article-tags {
    margin-top: 36px;
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}
.article-tags h3 {
    margin: 0 8px 0 0;
    font-size: 1em;
    color: #888;
}
.article-tags p {
    margin: 0;
}
.article-tags span, .tag {
    background: #FF6600;
    color: #fff;
    font-size: .93em;
    border-radius: 16px;
    padding: 6px 18px;
    margin-right: 5px;
    margin-bottom: 4px;
    display: inline-block;
}

/* Footer */
footer {
    margin: 70px 0 0 0;
    text-align: center;
    color: #999;
    font-size: .99em;
}